Adult gentoo penguin (Pygoscelis papua) nesting on egg on Barrentos Island in the Aitchi Island Group, South Shetland Islands, Antarctica

nobody sealife sea life adult adults barrentos island aitchi island group south shetland islands antarctic circle antarctica bird birds penguins seabird seabirds one animal gentoo penguin pygoscelis papua nesting egg eggs incubating incubation reproduction feet temperature warmth